B60T 8/323
Systems specially adapted for tractor-trailer combinations
Official title: {Systems specially adapted for tractor-trailer combinations}
B60T8/323 (Systems specially adapted for tractor-trailer combinations) appears on 210 US grants and 204 published applications in this corpus.
Search patents in B60T- Granted patents
- 210
- Published applications
- 204
- Assignees
- 82
- Inventors
- 422
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 4 |
| 2002 | 8 | 4 |
| 2003 | 5 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 4 |
| 2006 | 3 | 4 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 2 |
| 2010 | 2 | 4 |
| 2011 | 2 | 2 |
| 2012 | 3 | 0 |
| 2013 | 3 | 4 |
| 2014 | 4 | 5 |
| 2015 | 2 | 1 |
| 2016 | 2 | 5 |
| 2017 | 4 | 3 |
| 2018 | 6 | 20 |
| 2019 | 5 | 18 |
| 2020 | 19 | 14 |
| 2021 | 7 | 16 |
| 2022 | 11 | 12 |
| 2023 | 17 | 22 |
| 2024 | 16 | 19 |
| 2025 | 23 | 14 |
| 2026 | 12 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for handling combination vehicle brake torque factor using trailer wheel end air volume25 Aug 2026US 12,715,399 B2Volvo Truck Corporation
- Apparatus and method for controlling a trailer parking brake indicator in a tractor, and method for modifying a tractor2 Jun 2026US 12,643,510 B2Volvo Truck Corporation
- System and method for determining an optimal trailer brake calibration for a trailer brake26 May 2026US 12,637,039 B1GM Global Technology Operations LLC
- Trailer brake control system26 May 2026US 12,637,043 B2AGCO International GmbH
- Methods and systems for implementing a redundant brake system12 May 2026US 12,623,645 B2Waymo LLC
- Method for decelerating a vehicle combination17 Sep 2026US 2026/0274219 A1ZF CV Systems Global GmbH
- Control valve assembly for a hydraulic braking system of a vehicle connected to a trailer27 Aug 2026US 2026/0249825 A1Raicam Driveline S.R.L.
- Methods and Systems for Implementing a Redundant Brake System20 Aug 2026US 2026/0241907 A1Waymo LLC
- Detection of yaw instabilities in vehicle combinations20 Aug 2026US 2026/0245410 A1Volvo Truck Corporation
- Brake system and control method thereof23 Jul 2026US 2026/0208707 A1Hl Mando Corporation
Most cited
By later US patents
- Systems and methods for monitoring and controlling tractor/trailer vehicle systems100US 6,127,939 AVehicle Enhancement Systems, Inc. · 2000
- Tractor trailer articulation control system and method99US 5,001,639 AEaton Corporation · 1991
- Electronic braking system and method for drawbar trailers96US 8,267,485 B2WABCO GmbH · 2012
- Articulation angle sensor87US 5,152,544 AEaton Corporation · 1992
- Trailer brake control81US 5,108,158 AEaton Corporation · 1992